Results 11 to 20 of about 17,297 (267)

An experimental investigation for external RC shear wall applications [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2010
The strength and rigidity of most reinforced concrete (RC) buildings in Turkey, which are frequently hit by destructive earthquakes, is not at a sufficient level. Therefore, the result of earthquakes is a significant loss of life and property.
M. Y. Kaltakci, M. Ozturk, M. H. Arslan
doaj   +1 more source

FRP strengthening of shear walls with openings [PDF]

open access: yes, 2011
Concrete shear walls are one of the main lateral resisting members in buildings. The functional requirements like architectural and even mechanical requirements entail that openings have to be installed in structural walls as well as floors. In this study, nonlinear static analysis was utilized to study the effects of fiber reinforced plastic (FRP) on ...
K Behfarnia, A Sayah, Sh Eghtesadi
openaire   +2 more sources

BOND AND SHEAR-STRENGTHENING PERFORMANCE OF FRCM COMPOSITES

open access: yesProceedings of International Structural Engineering and Construction, 2019
This paper is aimed at studying the bond and shear-strengthening performance of fabric reinforced cementitious matrix (FRCM) systems. Three FRCM systems were compared, namely, polyparaphenylene benzobisoxazole (PBO)-FRCM, Carbon-FRCM, and Glass-FRCM. At first, six double-shear specimens were tested to investigate the FRCM/concrete bond, with the test ...
Younis, Adel, Ebead, Usama A
openaire   +2 more sources

Direct shear strengthening of NSC and SCC using NSM CFRP and steel bars

open access: yesSulaimani Journal for Engineering Sciences, 2020
Failure in direct shear is sudden and catastrophic in concrete structures, Several techniques have been developed for shear strengthening of push-off specimens representing direct shear. In this research, the effectiveness of Near-surface mounted
Rozhno Omer Mustafa1   +1 more
doaj   +1 more source

Embedded Connector in Severe Optimization of Steel Plate for Shear Strengthening of RC Beam: Experimental and Numerical Investigations

open access: yesAdvances in Civil Engineering, 2018
Environmental impact has become one of the major factors taken into consideration for recent civil engineering studies and projects. Thus, researchers have been concentrating on shear strengthening of existing reinforced concrete structure as an upgrade ...
Md. Ashraful Alam   +3 more
doaj   +1 more source

Slabs strengthened for punching shear with post-installed steel and CFRP connectors

open access: yesRevista IBRACON de Estruturas e Materiais, 2019
Structural accidents due to punching shear failures have been reported in flat slab buildings. Design recommendations presented by codes can lead to entirely different punching shear resistance estimates for similar situations.
M. J. M. PEREIRA FILHO   +4 more
doaj   +2 more sources

Textile Types, Number of Layers and Wrapping Types Effect on Shear Strengthening of Reinforced Concrete Beams with Textile-Reinforced Mortar versus Carbon-Fiber-Reinforced Polymer

open access: yesBuildings, 2023
In the scope of this study, the strengthening of reinforced concrete beams against to shear with different types of composite materials was investigated experimentally.
Mahmut Cem Yılmaz
doaj   +1 more source

Enhancing the Performance of CFRP Shear-Strengthened RC Beams Using “Ductile” Anchoring Devices

open access: yesFrontiers in Materials, 2020
Reinforced concrete (RC) beams that are shear-strengthened by externally bonded (EB) fiber reinforced polymer (FRP) often offer limited structural enhancement.
Zhiheng Hu   +4 more
doaj   +1 more source

The shear behavior of CFRP Strengthened RC beams

open access: yesMagazine of Civil Engineering, 2020
The primary objective of this paper is to study the effectiveness of using externally applied CFRP composites as a method of shear strengthening. The parameters investigated in this study included CFRP amount and distribution (i.e., sheet versus strips), bonded surface (i.e., web sheet versus U-wrap), and fiber orientation (i.e., 90° fiber direction ...
openaire   +2 more sources

Investigation the behavior and shear ductility of RC deep beam strengthened by FRP [PDF]

open access: yesمجله مدل سازی در مهندسی, 2018
The demand for FRP materials has been increased over the past years for retrofitting or strengthening of reinforced concrete members. Several recent studies focused on the shear strengthening of reinforced concrete deep beams.
masumeh bahrami, reza ahayari
doaj   +1 more source

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